Ptar: Replacing .tgz for petabyte-scale S3 archives
Hi, I’m Julien, co-founder of Plakar. Before we built this, I spent years as an engineer and later as a manager of infra teams. We handled backups, compliance, and recovery. In every place, startups, big companies, regulated sectors, I saw the same routine: tar -czf archive.tgz /some/folder We all love that command. But in 2025, it can cause trouble. What’s changed since .tgz was invented Back when tar came out in 1979 or even gzip came out in 1994, things were simple: Data was small, jus